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CVE-2026-43172 wifi: iwlwifi: fix 22000 series SMEM parsing

🗓️ 06 May 2026 11:27:47Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

Fix iwlwifi 22000 shared memory parsing by rejecting out-of-range local mac index and using firmware check instead of a warning.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/intel/iwlwifi/fw/smem.c"
    ],
    "versions": [
      {
        "version": "ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424",
        "lessThan": "1d49a42717bdc8de77eabeb5b7d3e88d141ffea9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424",
        "lessThan": "2b4b1510aaaf5b9fb57327ecffc20c055f61f205",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ebfa7f8ae155c9a0bb2e4038d6b5d8b14881c424",
        "lessThan": "58192b9ce09b0f0f86e2036683bd542130b91a98",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/intel/iwlwifi/fw/smem.c"
    ],
    "versions": [
      {
        "version": "5.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.16",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.6",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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